Section
167d, act Aug. 4, 1950, ch. 561, § 5,64 Stat. 411, related to the discharge of firearms or fireworks, making haranguing or threatening speeches, and the use of objectionable language in Library buildings and grounds.

Pub. L. 110–178, § 4(d),Jan. 7, 2008, 121 Stat. 2552, provided that: “The amendments made by this section [amending sections
167i,
167j,
185, and
1961 of this title and sections
5101,
5102, and
5104 of Title
40, Public Buildings, Property, and Works, and repealing sections
167 to
167h of this title] shall take effect October 1, 2009.”